MainFrame Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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MainFrame Interview Questions

Questions Answers Views Company eMail

2 input fles: 2 flat files, with different number of records. both are having unique key for each record and already sorted in ascending order . match these files using unique key and in output only matching key value has to be written. please procide cobol logic

2592

How to fetch 1000 error records from VSAM file(Eg: 1000000 records present) while getting SOC7 abend ?

2473

How to traceback if I am getting SOC7 or SOC4 abend? List down the steps

5375

Step 1 RC 4 Step 2 Step 3 I want to know the COND parameter which can be coded in step 2 or 3. Step 2 should be executed based on Step 1 RC and Step 3 should not be executed based on step 1's RC

4908

What is one line to pass PARM from JCL to COBOL?

4959

Un-Answered Questions { MainFrame }

Name the 3 common ways to create maps?

1143

what is the length of a variable in rpg?

1688

What are the advantages and disadvantages of a hierarchical database?

1144

Can one database have multiple instances?

1057

What is rmode(any) ?

1274

how do handle file exception/error?

1181

what is a primary file?

1747

what is utility for parm lib

2380

Name a few CICS programs which are generally used ?

1051

What is runstats db2?

1039

Which statement is used to identify the private libraries in job?

1192

Tell me what type of files we can process thru file-aid?

947

Can you use occurs in bms map?

1066

Explain delete-connected tables?

1032

explain how do you define a gdg in vsam?

1034

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